Companies / Claude / Monthly reports / April 2026
Claude in April 2026: incidents, uptime and changes Overview Changes Uptime Monthly ← March 2026 All months May 2026 → 49 incidents posted
16 labelled major or critical
97.34% free of major/critical
94.24% free of any incident
0 price changes
0 notable page changes
Vendor-reported outage time 19 h 5 min, incident time 41 h 26 min. Derived from the incidents the vendor posted on its own status page, not measured by us. A minute counts as an outage minute when a major or critical incident (as the vendor labelled it) was open; incident minutes include minor ones too. Maintenance and incidents marked "no impact" are left out, overlapping incidents are merged, a resolved incident counts for at most 7 days, and one still open with no resolution counts for at most 24 hours. Last 90 days .
By vendor label:
Major and critical incidents 16 Incident Impact Started Duration Status Day Elevated errors on Claude.ai Apr 7, 14:32 1.4 h resolved 04-07 Claude.ai down Apr 13, 15:40 55 min resolved 04-13 Elevated errors on Claude.ai, API, Claude Code Apr 15, 14:53 2.8 h resolved 04-15 Elevated errors on Sonnet 4.6 Apr 24, 02:55 39 min resolved 04-24 claude.ai and API unavailable Apr 30, 01:20 31 min resolved 04-30 Elevated timeouts on requests to Claude Opus 4.6 and Sonnet 4.6 Apr 1, 07:01 0 min resolved 04-01 Elevated errors on requests to Claude Opus 4.6 Apr 1, 09:06 1.6 h resolved 04-01 Errors on the Claude.ai desktop application Apr 1, 22:15 1 min resolved 04-01 Elevated errors on requests to Claude Sonnet 4.6 Apr 3, 18:12 1.1 h resolved 04-03 Elevated errors on Claude.ai Apr 6, 15:45 1.5 h resolved 04-06 Sonnet 4.6 elevated rate of errors Apr 8, 06:23 3.2 h resolved 04-08 Email login down Apr 11, 00:00 0 min resolved 04-11 Claude Cowork not starting for some users Apr 16, 19:24 2.1 h resolved 04-16 Claude Sonnet 4.5 error spike Apr 20, 06:14 1.2 h resolved 04-20 Issues with sign-ups on platform.claude.com Apr 24, 17:03 29 min resolved 04-24 Claude.ai unavailable and elevated errors on the API Apr 28, 17:41 1.6 h resolved 04-28
Other incidents 33 Incident Impact Started Duration Status Day Elevated errors and latency on Claude Haiku 4.5 Apr 1, 01:27 47 min resolved 04-01 Sonnet 4.6 and Opus 4.6 elevated error rate Apr 4, 17:30 0 min resolved 04-04 Sonnet 4.6 elevated rate of errors Apr 6, 21:26 19 min resolved 04-06 Elevated errors on Claude.ai, API, Claude Code Apr 8, 17:46 4 min resolved 04-08 Outage affecting Workspace Creation Apr 8, 19:22 18 min resolved 04-08 Errors when connecting to Claude.ai Apr 8, 23:57 0 min resolved 04-08 Sonnet 4.6 elevated rate of errors Apr 9, 08:07 46 min resolved 04-09 Elevated Connector Error Rates Apr 9, 16:54 40 min resolved 04-09 Degraded Performance on Vaults Apr 10, 04:28 10 min resolved 04-10 Some Claude.ai share links were inaccessible Apr 10, 14:00 0 min resolved 04-10 Elevated errors on requests to Claude models Apr 10, 16:30 21 min resolved 04-10 Degraded service on usage and analytics admin API endpoints Apr 14, 09:24 6.0 h resolved 04-14 Opus 4.6 elevated rate of errors Apr 16, 06:50 53 min resolved 04-16 Failures to add Credentials to Vaults Apr 16, 22:26 15 min resolved 04-16 Errors uploading documents to Google Drive in Claude.ai Apr 17, 18:59 57 min resolved 04-17 Elevated errors on Opus 4.6 Apr 19, 22:44 1.3 h resolved 04-19 Elevated errors for uploading files Apr 20, 13:31 50 min resolved 04-20 MCP apps unavailable on Claude.ai Apr 23, 00:41 1.5 h resolved 04-23 Issues with responses using structured outputs on the API Apr 23, 02:00 0 min resolved 04-23 Elevated errors on Claude Opus 4.7 Apr 23, 15:29 30 min resolved 04-23 Elevated errors on Claude Opus 4.7 Apr 24, 10:06 53 min resolved 04-24 Elevated error rates on Claude Opus 4.7 Apr 25, 01:35 59 min resolved 04-25 Claude Code v2.1.120 Crashes on Startup Apr 25, 01:45 50 min resolved 04-25 Elevated errors on Claude Opus 4.7 Apr 25, 07:48 49 min resolved 04-25 Elevated errors on Claude Opus 4.7 Apr 25, 08:43 3.3 h resolved 04-25 Investigated elevated errors and slower responses on claude.ai Apr 25, 18:42 20 min resolved 04-25 Elevated billing related errors on Claude.ai Apr 27, 14:11 1.1 h resolved 04-27 Claude Code Code Review was intermittently failing Apr 28, 06:00 0 min resolved 04-28 Elevated errors on Claude Haiku 4.5 Apr 28, 12:24 21 min resolved 04-28 Elevated errors on Claude Sonnet 4.5 Apr 28, 13:29 21 min resolved 04-28 Elevated errors on Claude Opus 4.7 Apr 28, 23:33 27 min resolved 04-28 Elevated errors on Claude Haiku 4.5 Apr 29, 13:47 27 min resolved 04-29 Elevated errors on Claude Haiku 4.5 Apr 30, 13:10 51 min resolved 04-30
Cite this Claude posted 49 status incidents in April 2026 (16 major or critical); 0 price changes and 0 notable page changes observed.
Title Claude in April 2026 Vendor Claude Date 2026-04-01 00:00 UTC URL https://rewindex.com/company/claude/2026/04 Copy citation Copy markdown link